Thanks again Tore I'll download and try a different IOS and will post my results here.

Downloading a new IOS solved one problem but created another. I am now able to install NM-16ESW module but now this new image is only giving me 4 idlepc values and all 4 of them make no difference to the CPU utilization. The previous image gave 10 idlepc values and worked fine. How do I find the best idlepc value now. My cpu is reaching 50% now with just 1 instance of 3640. The idlepc values that the system now reports is

I am now able to install NM-16ESW module but now this new image is only giving me 4 idlepc values and all 4 of them make no difference to the CPU utilization. The previous image gave 10 idlepc values and worked fine.
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Roller BlindsBlinds

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